public class e219 {
    public static viod mian (String)[] args )

    {
        int[] arr = new int[3];
        arr[0] = 1;
        arr[2] = 3;
        System.out.println("arr[0]=" + arr[0]);
        System.out.println("arr[1]=" + arr[1]);
        System.out.println("arr[2]=" + arr[2]);
    }
}